Physics, 07.09.2019 03:20, Delqueen8956

Observer a, who is at rest in the laboratory, is studying a particle that is moving through the laboratory at a speed of v=0.8c and determines its lifetime to be τa=129 ns. observer a places markers in the laboratory at the locations where the particle is produced and where it decays. how far apart are those markers in the laboratory?

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Observer a, who is at rest in the laboratory, is studying a particle that is moving through the labo...